Category Archives: Uncategorized

Learning Z-80 Assembly Language on the TRS-80

Originally published on: Sun, 08 Nov 2009 02:17:14 +0000 My first computer was a second-hand TRS-80 Model I with 16K of RAM and a cassette-recorder for auxiliary storage. I was 17 years old when I received this computer in the … Continue reading

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Understanding TRS-80 CMD Files

I had originally published this text on Sunday, November 8, 2009. Reworking it for the newer blog reminded me that I need to pick up the Z-80 assembler and write more for the venerable Model I! There is some C … Continue reading

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Mad Magazine meets 80 Micro

I had no idea that long-time Mad Magazine cartoonist Don Martin had drawn a cover for 80’s TRS-80 enthusiast magazine 80 Micro. Here’s the cover to the September 1984 issue ( shortly after I stopped buying the magazine. )

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Evaluate External JavaScript Files in Yosemite

In my recent post, I lamented about the way the Library() function behaves.  I put together a crude hack that helped to achieve something very close to what I had envisioned, but the approach is just too messy. Tonight, I … Continue reading

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